Automotive USB Battery Charging Reference Design

(ACTIVE) PMP8851

Description & Features

Technical Documents

Support & Training

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Description

This USB battery charging reference design is optimized for size in order to fit within an automobile power accessory port. The design features a USB dedicated charging port controller with integrated current limiting power switch and a 42V DC/DC converter. High integration and small package sizing allows a small form factor.

Features
  • Typical 13.6V input from car battery. Withstands 45V transients
  • Accurate current limit (+/- 10%)
  • Design provides up to 2.1A output current at 5V output
  • Supports BC 1.2 Dedicated Charging Port specification
  • Small 32mm x 16mm form factor
  • Design has been built and tested.


View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.


  




Parametrics
 PMP8851.1
(Output Voltage 1)
Vin (Min) (V)8
Vin (Max) (V)60
Vout (Nom) (V)5
Iout (Max) (A)2
Output Power (W)10
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBuck- Synchronous

TI Devices (2)

Order samples, get tools and find more information on the TI products in this reference design.

Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
TPS2511  USB Dedicated Charging Port Controller and 2.2A Power Switch  USB Power and Charging Port Controllers  Sample & Buy View Design Kits & Evaluation Modules
TPS54340  42 V Input, 3.5 A, Step-Down DC/DC Converter with Eco-mode™  Step-Down (Buck)  Sample & Buy View Design Kits & Evaluation Modules

Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 920 15 Jun 2015 49
Design files (3)
Title Abstract Type Size (KB) Date Views
ZIP 290 16 Jun 2015 33
PDF 137 15 Jun 2015 87
PDF 102 15 Jun 2015 30

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